﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Data;
using System.Windows.Markup;

namespace MoneyBook.Windows.Data {
    public class StringToXmlLanguageConverter : IValueConverter {

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture) {
            if (targetType != typeof(XmlLanguage)) {
                throw new ArgumentOutOfRangeException("targetType");
            }
            if (!(value is String)) {
                throw new ArgumentOutOfRangeException("vlaue");
            }
            return XmlLanguage.GetLanguage((string)value);
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture) {
            if (targetType != typeof(string)) {
                throw new ArgumentOutOfRangeException("targetType");
            }
            if (!(value is XmlLanguage)) {
                throw new ArgumentOutOfRangeException("vlaue");
            }
            return ((XmlLanguage)value).IetfLanguageTag;
        }
    }
}
